Multiple-Level Porous Polymer Monoliths with Interconnected Cellular Topology Prepared by Combining Hard Sphere and Emulsion Templating for Use in Bone Tissue Engineering.

abstract：:The present study describes the synthesis of novel polypeptides containing O-phospho-L-threonine [Thr(PO(3)H(2))] and L-aspartic acid. Random copolypeptides copoly[Thr(PO(3)H(2))(X)Asp(Y)] (X:Y = 25:75, 50:50, 75:25), were conventionally prepared by copolymerization of Thr(PO(3)Ph(2)) N-carboxyanhydride (NCA) and Asp(...

journal_title：Macromolecular bioscience

authors： Hayashi S,Ohkawa K,Yamamoto H

更新日期：2006-03-14 00:00:00

abstract：:Surface structural characterisation of three different starch-based blends (with poly[ethylene-co-(vinyl alcohol)], cellulose acetate and polycaprolactone) was carried out. The results show that there is a difference between the bulk and the surface composition of all studied blends. Two different hypotheses were inve...

journal_title：Macromolecular bioscience

authors： Pashkuleva I,Azevedo HS,Reis RL

更新日期：2008-02-11 00:00:00

abstract：:Uniform chitosan microspheres have been fabricated and weakly crosslinked for potential applications in colon-specific drug delivery. The effects of microsphere size, crosslinking density and electrostatic interactions between the drug and chitosan on drug release were studied, employing model drugs of different acidi...

journal_title：Macromolecular bioscience

authors： Choy YB,Cheng F,Choi H,Kim KK

更新日期：2008-12-08 00:00:00

abstract：:When lysozyme is dissolved in a neutral HEPES buffer solution (pH = 7.4) with 0.001-0.050 M TCEP added, a fast phase transition process occurs and the resulting novel fiber-like hierarchical supramolecular assemblies made by primary spherical-particle aggregation can function as a "superglue" that binds strongly and q...

journal_title：Macromolecular bioscience

authors： Yang P

更新日期：2012-08-01 00:00:00

abstract：:Research and development in the design, synthesis, modification, evaluation, and characterization of polysaccharide-based bioactive polymeric materials for guiding and promoting new tissue in-growth is reviewed. Emphasis is given in this interdisciplinary field of tissue engineering (TE) with particular reference to b...

journal_title：Macromolecular bioscience

authors： Khan F,Ahmad SR

更新日期：2013-04-01 00:00:00

abstract：:Redox-responsive micelles are versatile nanoplatforms for on-demand drug delivery, but the in situ evaluation of drug release is challenging. Fluorescence resonance energy transfer (FRET) technique shows potential for addressing this, while the aggregation-caused quenching effect limits the assay sensitivity. The aim ...

journal_title：Macromolecular bioscience

authors： Wang X,Li J,Yan Q,Chen Y,Fan A,Wang Z,Zhao Y

更新日期：2018-03-01 00:00:00

abstract：:The control of biofouling, which is the unwanted adsorption of biomolecules and organisms on solid surfaces, is a prerequisite for wider applicability of the functional materials that are currently being used in biomedical industries. One of the frequently used methods for controlling biofouling is the use of surface ...

journal_title：Macromolecular bioscience

authors： Jeong Y,Thuy LT,Ki SH,Ko S,Kim S,Cho WK,Choi JS,Kang SM

更新日期：2018-10-01 00:00:00

abstract：:Current methods of tissue fixation rely on mechanical-related technologies developed from the clothing and carpentry industries. Herein, a novel bioadhesive method that allows tuneable adhesion and is also applicable to biodegradable polyester substrates is described. Diazirine is the key functional group that allows ...

journal_title：Macromolecular bioscience

authors： Mogal V,Papper V,Chaurasia A,Feng G,Marks R,Steele T

更新日期：2014-04-01 00:00:00

abstract：:Treatment of retinal diseases currently demands frequent intravitreal injections due to rapid clearance of the therapeutics. The use of high molecular weight polymers can extend the residence time in the vitreous and prolong the injection intervals. This study reports a water soluble graft copolymer as a potential veh...

journal_title：Macromolecular bioscience

authors： Borke T,Najberg M,Ilina P,Bhattacharya M,Urtti A,Tenhu H,Hietala S

更新日期：2018-01-01 00:00:00

abstract：:Since the early 1980s, research on the modification of bone implant surfaces by applying coatings has mainly focused on the application of inorganic calcium phosphate (CaP) coatings using physical deposition techniques. Organic components of the extracellular bone matrix, on the other hand, play an essential role in t...

journal_title：Macromolecular bioscience

authors： Nijhuis AW,Leeuwenburgh SC,Jansen JA

更新日期：2010-11-10 00:00:00

abstract：:A gold standard for esophagus reconstruction is not still available. The present work aims to design a polymer patch combining synthetic polylactide-co-polycaprolacton and chitosan biopolymers, tailoring patch properties to esophageal tissue characteristics by a temperature-induced precipitation method, to get multila...

journal_title：Macromolecular bioscience

authors： Dorati R,De Trizio A,Marconi S,Ferrara A,Auricchio F,Genta I,Modena T,Benazzo M,Benazzo A,Volpato G,Conti B

更新日期：2017-06-01 00:00:00

abstract：:The nanostructure of a biomaterial surface has strong influence on cell behavior. The migration of cells on nanostructured surfaces, however, has not been investigated so far. In this study, we used PCL/PEG diblock copolymers as model surfaces to examine the effect of nanoislands on migration of different cells, inclu...

journal_title：Macromolecular bioscience

authors： Hsu SH,Tang CM,Chiu JJ,Liao TC,Lin CC,Iwata H

更新日期：2007-04-10 00:00:00

abstract：:A nanoscale biodegradable polymersome with pH-tuning on-off membrane is prepared via the self-assembly of poly(β-amino ester)-based amphiphilic copolymers. The pH-sensitive polymersome-like vesicle structure includes two layers that can encapsulate either hydrophobic or hydrophilic therapeutic drugs at physiological p...

journal_title：Macromolecular bioscience

authors： Jeong IK,Gao GH,Li Y,Kang SW,Lee DS

更新日期：2013-07-01 00:00:00

abstract：:O-carboxymethylchitin (molecular weight = 1.07 x 10(5), degree of carboxymethylation = 80%, degree of N-acetylation = 91%) was chemically attached to superoxide dismutase by the formation of amide linkages through a carbodiimide catalyzed reaction. The glycosidated enzyme contained about 1.8 mole of polysaccharide per...

journal_title：Macromolecular bioscience

authors： Valdivia A,Perez Y,Dominguez A,Caballero J,Gomez L,Schacht EH,Villalonga R

更新日期：2005-02-23 00:00:00

abstract：:Interaction of conjugated polymers with liposomes is an attractive approach that benefits from both systems' characteristics such as electroactivity and enhanced interaction with cells. Conjugated polymer-liposome complexes have been investigated for bioimaging, drug delivery, and photothermal therapy. Their fabricati...

journal_title：Macromolecular bioscience

authors： Eslami M,Zeglio E,Alosaimi G,Yan Y,Ruprai H,Macmillan A,Seidel J,Lauto A,Joukhdar H,Rnjak-Kovacina J,Mawad D

更新日期：2020-11-01 00:00:00

abstract：:A redox-responsive poly(ethylene glycol) (PEG)-sheddable copolymer of disulfide-linked PEG 5000-lysine-di-tocopherol succinate (P(5k)SSLV) is developed which can self-assemble into nanomicelles in aqueous condition and trigger the rapid release of encapsulated drugs within tumor cells. The reduction-insensitive doxoru...

journal_title：Macromolecular bioscience

authors： Ai X,Sun J,Zhong L,Wu C,Niu H,Xu T,Lian H,Han X,Ren G,Ding W,Wang J,Pu X,He Z

更新日期：2014-10-01 00:00:00

abstract：:The material surface must be considered in the design of scaffolds for bone tissue engineering so that it supports bone cells adhesion, proliferation and differentiation. A biomimetic approach has been developed as a 3D surface modification technique to grow partially carbonated hydroxyapatite (the bonelike mineral) i...

journal_title：Macromolecular bioscience

authors： Zhang R,Ma PX

更新日期：2004-02-20 00:00:00

abstract：:Photo-crosslinkable, fumaric acid monoethyl ester-functionalized triblock oligomers are synthesized and copolymerized with N-vinyl-2-pyrrolidone to form biodegradable photo-crosslinked hydrogels. Poly(ethylene glycol) is used as the middle hydrophilic segment and the hydrophobic segments are based on D,L-lactide, trim...

journal_title：Macromolecular bioscience

authors： Jansen J,Mihov G,Feijen J,Grijpma DW

更新日期：2012-05-01 00:00:00

abstract：:The naturally occurring edible biopolymer poly(gamma-glutamic acid) (gamma-PGA) is shown to be an efficient chelating agent of vanadium(IV). The structure of poly(gamma-glutamic acid)oxovanadium(IV) (VO-gamma-PGA) complex in solution has been analyzed by electron spin resonance and UV-visible absorption spectra. The e...

journal_title：Macromolecular bioscience

authors： Karmaker S,Saha TK

更新日期：2008-02-11 00:00:00

abstract：:Solution-grown chain-folded lamellar single crystals of poly(tetramethylene adipate) (PTMA) were prepared from a dilute solution of 2-methyl-1-propanol by isothermal crystallization. PTMA crystals were hexagonal-shaped and polyethylene decoration of the crystals resulted in a "six cross-sector" surface morphology and ...

journal_title：Macromolecular bioscience

authors： Iwata T,Kobayashi S,Tabata K,Yonezawa N,Doi Y

更新日期：2004-03-15 00:00:00

abstract：:An antioxidant microgel with both glutathione peroxidase (GPx) and superoxide dismutase (SOD) activities is reported. Using computational design and genetic engineering methods, the main catalytic components of GPx are fabricated onto the surface of ferritin. The resulting seleno-ferritin (Se-Fn) monomers can self-ass...

journal_title：Macromolecular bioscience

authors： Gao Y,Hou C,Zhou L,Zhang D,Zhang C,Miao L,Wang L,Dong Z,Luo Q,Liu J

更新日期：2013-06-01 00:00:00

abstract：:Bone loss through traumatic injury is a significant clinical issue. Researchers have created many scaffold types to mimic an extracellular matrix to provide structural support for the formation of new bone, however functional regeneration of larger scaffolds has not been fully achieved. Newer scaffolds aim to deliver ...

journal_title：Macromolecular bioscience

authors： Lanier OL,Ficarrotta JM,Adjei I,Wable D,Lewis C,Nacea C,Sharma B,Dobson J,McFetridge P

更新日期：2021-01-01 00:00:00

abstract：:Multifunctional polymers with defined structure and biocompatibility are critical to the development of drug delivery systems and bioconjugates. In this article, the synthesis, in vitro blood compatibility, cell viability, in vivo circulation, biodistribution, and clearance of hybrid copolymers based on linear and bra...

journal_title：Macromolecular bioscience

authors： Imran ul-haq M,Lai BF,Kizhakkedathu JN

更新日期：2014-10-01 00:00:00

abstract：:Complexed poly(3-hydroxyalkanoate)s (cPHAs), one of two types of natural PHAs, occur in both prokaryotes and eukaryotes as a complex with biomacromolecules and could be involved in various physiological functions. In this study, a cPHA-component derived from a complex with calcium polyphosphate was isolated from sugar...

journal_title：Macromolecular bioscience

authors： Suzuki Y,Esumi Y,Koshino H,Doi Y

更新日期：2005-09-16 00:00:00

abstract：:For use in micro-patterned scaffolds in tissue engineering, novel diacrylated triblock macromers (PLA-b-PCL-b-PLA, PGA-b-PCL-b-PGA and PCL-b-PEO-b-PCL) were synthesized and characterized by Fourier transform infrared spectroscopy (FTIR), nuclear magnetic resonance spectroscopy (NMR) and gel permeation chromatography (...

journal_title：Macromolecular bioscience

authors： Chan-Park MB,Zhu AP,Shen JY,Fan AL

更新日期：2004-07-14 00:00:00

abstract：:High-molecular-weight (co)polymers of trimethylene carbonate and D,L-lactide are efficiently crosslinked using PETA during gamma irradiation. Form-stable networks with gel contents of 86 ± 5 to 96 ± 1 are obtained from non-crystalline (co)polymers. Glass transition temperatures and elastic moduli of the networks can b...

journal_title：Macromolecular bioscience

authors： Bat E,van Kooten TG,Feijen J,Grijpma DW

更新日期：2011-07-07 00:00:00

abstract：:Injectable delivery systems have been widely used in tissue engineering as they can deliver cells into the body in a minimally invasive manner. In this study, it is hypothesized that microspheres with a similar size of cells could effectively form a shear reversible aggregate in the presence of cells and the aggregate...

journal_title：Macromolecular bioscience

authors： Woo E,Park H,Lee KY

更新日期：2014-05-01 00:00:00

abstract：:The preparation of histidine enriched dendritic peptide amphiphiles and their self-assembly into multicomponent pH-switchable supramolecular polymers is reported. Alternating histidine and phenylalanine peptide synthons allow the assembly/disassembly to be adjusted in a physiologically relevant range of pH 5.3-6.0. Co...

journal_title：Macromolecular bioscience

authors： Ahlers P,Frisch H,Holm R,Spitzer D,Barz M,Besenius P

更新日期：2017-10-01 00:00:00

abstract：:Polylaminin (polyLM) is a polymerized form of the extracellular matrix protein laminin obtained upon pH acidification. Here microscopy and spectroscopic tools are used to study the cell compatibility and the structural stability of polyLM, aiming at establishing its robustness as a biopolymer for therapeutic use. Poly...

journal_title：Macromolecular bioscience

authors： Freire E,Barroso MM,Klier RN,Coelho-Sampaio T

更新日期：2012-01-01 00:00:00

abstract：:Chitin is the second most abundant natural polysaccharide with biocompatibility and bioactivity. Aqueous KOH/urea solution is reported for rapid dissolution of chitin, therefore providing a greener and more efficient avenue to fabricate chitin-based functional materials. Chitosan is the most important derivative of ch...

journal_title：Macromolecular bioscience

authors： Xu H,Zhang L,Zhang H,Luo J,Gao X

更新日期：2021-01-18 00:00:00